Green Collar Technologies » methane http://greencollartech.com Education for Green Collar Workers in Hawai‘i Fri, 27 Aug 2010 23:34:11 +0000 http://wordpress.org/?v=2.9.2 en hourly 1 Power from Cow Pies http://greencollartech.com/power-from-cow-pies.htm http://greencollartech.com/power-from-cow-pies.htm#comments Tue, 26 Feb 2008 08:43:06 +0000 Server http://greencollartech.com/power-from-cow-pies.html This dairy farm used to use 200 bucks a day in electricity. Now they sell 1200 per day back to the electric company.

http://www.cnn.com/video/#/video/tech/2008/02/21/mo.cowpower.cnn 

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